113333641 has 2 divisors, whose sum is σ = 113333642. Its totient is φ = 113333640.

The previous prime is 113333639. The next prime is 113333677. The reversal of 113333641 is 146333311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111746041 + 1587600 = 10571^2 + 1260^2 .

It is an emirp because it is prime and its reverse (146333311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113333641 - 2¹ = 113333639 is a prime.

Together with 113333639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (113333141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56666820 + 56666821.

It is an arithmetic number, because the mean of its divisors is an integer number (56666821).

Almost surely, 2^113333641 is an apocalyptic number.

It is an amenable number.

113333641 is a deficient number, since it is larger than the sum of its proper divisors (1).

113333641 is an equidigital number, since it uses as much as digits as its factorization.

113333641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 25.

The square root of 113333641 is about 10645.8273985633. The cubic root of 113333641 is about 483.9341613538.

Adding to 113333641 its reverse (146333311), we get a palindrome (259666952).

The spelling of 113333641 in words is "one hundred thirteen million, three hundred thirty-three thousand, six hundred forty-one".